The state Department of Environmental Conservation says emerald ash borers were discovered this week in Cattaraugus County, in the southwestern corner of the state. About 30 trees appear to be infested.

Carol Ash, commissioner of the state parks department, says the pests may cause significant ecological and economic harm if not contained. State scientists are studying the infestation to determine what action to take.

In 2008, New York banned untreated firewood from entering the state to deter the introduction of emerald ash borers and other

This insect was introduced into Nort h America sometime in the 1990's. It was first reported killing ash (genus Fraxinus) trees in the Detroit and Windsor areas in 2002. Since then, infestations have been found throughout lower Michigan, Ohio, northern Indiana, the Chicago area, Maryland, and recently in Pennsylvania

Related Resources:
Emerald Ash Borer.info  
from the US Forest Service and allied education groups

Where did the borer come from? 
How did it get here? 
What types of trees does it attack? 
Where has it been found? 
What happens to infested trees? 
What's it look like? 
What's the life cycle of this borer? 
How is this pest spread? 
Does it only attack stressed trees?